On Semiconductor

<p>The 1SMB5934BT3G is a 24V Zener diode from ON Semiconductor's 1SMB59xxBT3G series of 3W plastic surface mount voltage regulator diodes. It is designed for voltage regulation and protection applications requiring a nominal zener voltage of 24V with a tolerance of ±5%.</p><p>&nbsp;</p><p>This diode features a maximum power dissipation of 3W at a lead temperature of 75°C, with a derating factor of 40 mW/°C above 75°C. The zener impedance is 19Ω, and the forward voltage is 1.5V at 200mA. Reverse leakage current is 1µA at 18.2V. The device operates over a junction temperature range of -65°C to +150°C.</p><p>&nbsp;</p><p>The 1SMB5934BT3G is housed in a DO-214AA (SMB) surface mount package, which provides a flat handling surface for accurate placement and supports both top-side and bottom-side board mounting. The package is molded with UL 94 V-0 flammability-rated plastic and features Pb-Free terminals. The maximum soldering temperature is 260°C for 10 seconds.</p><p>&nbsp;</p><p>As part of the 1SMB59xxBT3G series, this diode offers an ESD rating of Class 3 (&gt;16 kV) per the Human Body Model, enhancing robustness in electrostatic discharge environments. The device is suitable for general-purpose voltage regulation, clamping, and protection circuits in various electronic systems.</p>

<p>The 1SMA5919BT3G is a 5.6V Zener diode from On Semiconductor's 1SMA59xxBT3G series of 1.5W plastic surface mount voltage regulators. It offers a standard Zener breakdown voltage of 5.6V with a tolerance of ±5% and a maximum Zener impedance of 2 Ω. The device is designed for general-purpose voltage regulation and protection applications.</p><p>&nbsp;</p><p>This Zener diode features a forward voltage of 1.5V at 200mA and a reverse leakage current of 2.5 µA at 3V. It is rated for a power dissipation of 1.5W at a lead temperature of 75°C, with a junction-to-lead thermal resistance of 50°C/W. The operating and storage temperature range spans -65°C to +150°C.</p><p>&nbsp;</p><p>The 1SMA5919BT3G is housed in a void-free, transfer-molded plastic SMA (DO-214AC) package designed for surface mounting. It features a flat handling surface for accurate placement and is suitable for top-side or bottom-side board mounting. The cathode is identified by a molded polarity notch or cathode band. The device is Pb-Free and has a flammability rating of UL 94 V-0.</p>